Article List
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Does the preheating operation have any impact on the service life of the NGW83-1-180 planetary reducer?Preheating operation has a significant positive impact on the service life of the NGW83-1-180 planetary reducer. Scientific and standardized preheating can significantly reduce component damage under low-temperature conditions and extend the service life of the entire machine. On the contrary, non-standard preheating or starting without preheating will increase wear, induce embrittlement failure, and shorten the life of the equipment. Specifically, it can be analyzed from the following four core dimensions: 1. Reduce low-temperature cold start impact load and reduce gear meshing damage NGW83-1-180 It is a medium-to-heavy planetary reducer. The core gear is made of alloy steel. It is suitable for use in low-temperature environments (especially - 10℃ or below) the material toughness will significantly decrease and the elastic modulus will increase. At this time, it will be started directly at full load. The meshing of the planet gear, sun gear and internal ring gear will produce 2-3 Impact stress that is times the rated load. Standard preheating can make the temperature of the box and core components rise to 10-20℃, restore the impact toughness of the material, and at the same time make
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From what dimensions can the oil monitoring data reflect whether the NGW122-35.5 reducer needs to be preheated?The oil monitoring data can accurately determine whether the NGW122-35.5 reducer needs to be preheated from the five core dimensions of viscosity characteristics, temperature response, abrasive particle characteristics, moisture and contamination, and oil physical and chemical decay. Each dimension can reflect the risk of lubrication and startup at low temperatures, as follows: 1. Low temperature viscosity and viscosity change rate dimensions are the core indicators for judging whether preheating is needed. The viscosity of lubricating oil will rise sharply at low temperatures. For NGW122-35.5 medium and heavy-duty planetary reducers, if the actual measured kinematic viscosity at 40°C deviates by more than +20% from that of new oil (for example, the viscosity of ISO VG 220 oil rises to 300cSt or more), or the dynamic viscosity at -10℃ exceeds 10000mPa·s will lead to poor oil fluidity during startup, making it difficult for gears and bearings to form an effective oil film, causing dry friction and startup shock. Via viscometer or online viscosity transmission
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How about RV series worm gear reducer SelectionThe RV series worm gear reducer Selection needs to follow the three core principles of 'working condition priority, parameter matching, and safety redundancy', and gradually determine the model according to the following steps to ensure that it adapts to actual application needs: 1. Clarify the core working condition parameters (1) Load torque: Calculate the output load torque (including rated load, impact load) under actual working conditions, the formula is =9550, where is the motor power (kW) and is the reducer transmission efficiency (RV) The series is usually 0.4-0.7, the smaller the reduction ratio, the higher the efficiency), which is the output speed (r/min). It is necessary to reserve 1.2-1.5 times the impact coefficient (1.5 for high-frequency start-stop and heavy-load conditions). (2) Speed requirement: Determine the motor input speed (usually 1450r/min) and the required output speed of the equipment, calculate the reduction ratio, and give priority to the standard reduction ratio of the reducer (such as 5, 10, 20, 40, 100, etc.). (3)Installation party
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Introduce the working principle of RV40-15-0.18KW worm gear reducerRV40-15-0.18KW belongs to the small RV series worm gear reducer. The core realizes the functions of deceleration and torque increase through the meshing transmission of worm and worm gear. It is suitable for 0.18kW Low-power motors are widely used in light-load, low-speed automation equipment scenarios. The specific working principle can be divided into three parts: transmission structure, motion transmission, and core characteristics: 1. Transmission structure composition This type of reducer is mainly composed of worms, worm gears, aluminum alloy boxes, input and output shafts, bearings, oil seals and other components. (1) The worm is the driving part and is made of hardened steel. The tooth shape is mostly Archimedean spiral and is directly connected to the motor output shaft or through a coupling; (2) The worm gear is the driven part and is made of wear-resistant tin bronze. The tooth shape accurately meshes with the worm helix and is installed on the output shaft; (3) The center distance is 40mm (the meaning of '40' in the model), and the reduction ratio is 15:1 ('1' in the model).
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How to judge whether the electromechanical and ZSY224-35.5-2 reducer needs mechanical balance correctionTo determine whether the motor and the ZSY224-35.5-2 hardened cylindrical gear reducer require mechanical balance correction, a comprehensive judgment must be made based on equipment operation data, vibration characteristics, component status and other dimensions. The following are 3 core judgment criteria, each of which includes specific judgment standards, detection methods and practical details, which can be directly used for on-site inspection: 1. Quantitative judgment based on vibration data (core basis) uses a vibration analyzer to detect vibration values in key parts of the equipment, focusing on vibration speed (RMS) and vibration frequency characteristics, combined with national standards and equipment manual threshold determination: detection position and standard threshold: Motor bearing end: vibration speed ≤ 2.8mm/s (RMS) (GB/T 10068-2020 standard, G2.5 grade motor requirements); reducer box (input end, output end bearing seat): vibration speed ≤ 4.5mm/s (RMS) (general standard for industrial gearboxes)
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What impact will the vibration of the motor and ZSY200-100-VI reducer have on production quality?Each of the core vibration control measures for the motor and ZSY180-31.5-II reducer includes operating standards, implementation details and expected effects, which can be directly implemented: 1. High-precision alignment and installation benchmark optimization (basic core measures) using a laser alignment instrument to complete the motor - The coaxiality and parallelism correction of the reducer requires radial displacement deviation ≤ 0.02mm, angular displacement deviation ≤ 0.05mm/m, and the coupling end face clearance to be uniformly controlled within 0.2-0.5mm (finely adjusted according to the coupling model). The mounting surface needs to be milled to ensure flatness ≤ 0.03mm/m. The anchor bolts must be M20 and double nuts + Lock the anti-loosening washer, and the tightening torque is 150-180N·m. It needs to be re-tightened 2 times after installation (first re-tightening after 1 hour of operation, 24 Tighten again after an hour). At the same time, clean the impurities on the installation surface,
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What are the maintenance and upkeep methods of TPS200-20-1F plane enveloping toroidal worm reducer?PS200-20-1F belongs to the TP series planar enveloping toroidal worm reducer, combined with JB/T9051-1999 Industry standards and the general parameter rules of this series of reducers, first disassemble the meaning of the model, and then sort out the detailed technical parameters, as follows: 1. Analysis of model meaning TPS: represents the plane enveloping of the worm on the side of the worm wheel. Toroidal worm reducer 200: represents the center distance of the reducer is 200mm20: represents the nominal transmission ratio 201: represents the first assembly type (not There are slight differences in the definition of assembly types from the same manufacturer, mostly corresponding to basic assembly differences such as mounting hole position, shaft extension direction) F: stands for fan cooling device, used for auxiliary heat dissipation when the ambient temperature exceeds 40°C 2. Core technical parameters Basic transmission parameters: transmission type is planar primary envelope worm transmission; nominal transmission ratio 20, worm helix direction is right-hand; input shaft speed ≤ 1500
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How to correctly install TPG100-8 planar enveloping toroidal worm reducerTPG100 - 8 is a planar enveloping toroidal worm reducer. The installation process needs to focus on core links such as preliminary preparation, precise positioning and fixation, shaft connection and alignment, and lubrication debugging to ensure its transmission stability and service life. The specific steps are as follows: 1. Preparation before installation (1) Equipment and document verification: First confirm TPG100 - 8 The model, power and other parameters should match the actual working conditions. Check that the shell, worm gear tooth surface, etc. are free of cracks and rust, and the contact spots on the tooth surface meet the standards. At the same time, check whether technical documents such as instructions and assembly drawings are complete. Subsequent installation must strictly refer to the document requirements. (2) Preparation of tools and auxiliary materials: Prepare levels, torque wrenches, micrometers, wrenches and other tools, and ensure that the tools are intact and accurate; in terms of auxiliary materials, prepare suitable lubricating oil (usually ISO VG220 extreme pressure gear oil), sealing pads, anchor bolts, etc. If the installation environment is special, you need to prepare
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How to carry out anti-rust treatment after cleaning the heat dissipation area of KAF67-5.5KW-15.75-M5 gear reducerKAF67-5.5KW-15.75-M5 Anti-rust treatment plan after cleaning the heat dissipation area of the gear reducer. The heat dissipation structure of the KAF67 series gear reducer (mostly heat sinks/heat dissipation ribs + outer surface of the shell) is the core of the heat dissipation of the equipment. The residual moisture and cleaning agent residue after cleaning can easily cause metal corrosion, which in turn affects the heat dissipation efficiency and the strength of the shell structure. The following is a professional anti-rust treatment process for this type of reducer, taking into account both practicality and long-term protection: 1. Basic drying treatment after cleaning (core pre-step) After cleaning, the heat dissipation area must be completely removed of moisture to avoid residual moisture causing electrochemical corrosion: priority is given to blow drying with compressed air: Use 0.4-0.6MPa dry compressed air, along the gap between the heat sinks (the spacing between the heat sinks of this model is about 8-12mm) from top to bottom, from the inside to the outside, focusing on cleaning the roots of the heat sink, the connection between the shell and the heat dissipation ribs and other dead corners to ensure that there is no accumulation.
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What are the ways to solve the installation and alignment problems of LF cooling tower fan reducer?The following are three core practical methods to solve the installation and alignment problems of the LF cooling tower fan reducer, focusing on key issues and clear steps that can be implemented: 1. Foundation reinforcement and flatness correction (to eliminate 'innate offset') Core problems: The installation foundation is not firm and the flatness exceeds the standard, causing resonance of the base during operation, causing alignment deviation and component wear. Practical steps: ① Use a level to check the surface of the foundation to ensure that the flatness is ≤ 0.2mm/m. Use epoxy resin mortar (thickness 5~10mm) to level the areas that exceed the standard. Install after curing for 24 hours; ② Install a Shore A 60~70 hardness rubber shock-absorbing pad (thickness 10~15mm) between the base and the foundation to ensure that each shock-absorbing pad is evenly stressed (gap ≤ 0.5mm); ③ Use M16~M24 expansion bolts (according to the weight of the equipment Selection) to fix the base. Tighten diagonally three times. The pretightening torque meets the manufacturer's requirements.